FRANKFURT (Reuters) - Siemens Gamesa (>> Siemens Gamesa Renewable Energy) announced on Friday a major reshuffle of its board, following a Reuters report about investor concerns about the way Siemens (>> Siemens) is managing the Spanish-based wind power joint venture.

Alarmed by a second profit warning last week, Iberdrola representatives had called for significant changes at the top of Siemens Gamesa during a board meeting on Friday, two people with knowledge of the matter said earlier.

(Reporting by Tom Sims; Editing by Maria Sheahan)

Stocks treated in this article : Siemens Gamesa Renewable Energy, Iberdrola, Siemens